420034 has 8 divisors (see below), whose sum is σ = 636480. Its totient is φ = 207876.

The previous prime is 420029. The next prime is 420037. The reversal of 420034 is 430024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×420034² = 352857122312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 419996 and 420023.

It is not an unprimeable number, because it can be changed into a prime (420037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814 + ... + 1225.

It is an arithmetic number, because the mean of its divisors is an integer number (79560).

2⁴²⁰⁰³⁴ is an apocalyptic number.

420034 is a deficient number, since it is larger than the sum of its proper divisors (216446).

420034 is a wasteful number, since it uses less digits than its factorization.

420034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 420034 is about 648.1003008794. The cubic root of 420034 is about 74.8907446245.

Adding to 420034 its reverse (430024), we get a palindrome (850058).

The spelling of 420034 in words is "four hundred twenty thousand, thirty-four".